"In Google's DNA, we wanted to be universally accessible. The goal with search was to make it work for everyone in the world, and I think that philosophy extends today," Pichai said.

"We brought Google Now to iOS. A couple weeks from now we will launch Google Play Music All Access for iOS, the teams are working like crazy to do it.

"We care about reaching users all over the world, including the five billion users who don't have smartphones today."

Asked about a Windows Phone or BlackBerry app, he said that Google has "great HTML5 apps" for "platforms that don't have that many users at scale", explaining that "if they get more users, we will make apps".